package com.citydo.sofaboot.service.impl;

import com.citydo.sofaboot.service.HelloCallbackService;

public class HelloCallbackServiceImpl implements HelloCallbackService {

    @Override
    public String sayCallback(String string) {

        String s = string + " time: " + System.currentTimeMillis();
        System.out.println("=========================  " +  s );

        return s;
    }

}
